/* use std::sync::atomic::AtomicUsize; #[cfg(not(test))] static HEADER_ID: AtomicUsize = AtomicUsize::new(1); #[cfg(not(test))] pub fn generate_header_id() -> usize { use std::sync::atomic::Ordering; let id = HEADER_ID.load(Ordering::Relaxed); HEADER_ID.store(id.wrapping_add(1), Ordering::Relaxed); id } #[cfg(test)] pub fn generate_header_id() -> usize { 123 } pub fn create_header_rid(id: usize) -> String { format!("rIdImage{}", id) } */